Asymmetric Synthesis of β-Methylated Ali
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Hubertus Ahlbrecht; Rainer Schmidt; Uwe Beyer
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Article
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1998
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John Wiley and Sons
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English
⚖ 332 KB
3-Substituted aliphatic ketones 10 have been obtained in of the 3-stannylated enamine 7a with butyllithium. An improved hydrolysis procedure for the resulting enamines is excellent optical yields by alkylation of the aminoallyllithium compound endo-8, a homoenolate equivalent of hexane-3-described.